2021届全国卷高考英语模拟新题 卷3 （Word原卷版）.doc

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1、2021届全国卷高考英语模拟新题第三模拟(时间：120分钟满分：120分)选择题部分第一部分　阅读理解(共两节，满分50分)第一节(共15小题；每小题2.5分，满分37.5分)阅读下列短文，从每题所给的四个选项A、B、C和D中，选出最佳选项。A（2021·湖北高三月考）Astrongcoffeeafterapoornight'ssleepisthekick-startmanypeopleneedinthemorningbutnewresearchsuggeststhatitmightbebesttohaveabitetoeatfirst.Astudyhasfo

2、undthatdrinkingcoffeefirstcanhaveanegativeeffectonbloodsugarcontrol-ariskfactorfordiabetes（糖尿病）andheartdisease.“Weknowthatnearlyhalfofuswillwakeinthemorningand,beforedoinganythingelse,drinkcoffee---subjectivelythemoretiredwefeel,thestrongerthecoffee,“saidProfessorJamesBetts,attheUni

3、versityofBathintheUK.Fortheirstudy,researchersattheUniversityofBathgot29healthymenandwomentotakepartinthreedifferentovernightexperiments,withatleastaweekbetweenthem.Inone,theparticipantshadanormalnight'ssleep,roughlyfrom11p.m.to7a.m.,andwereaskedtoconsumeasugarydrinkonwakinginthemor

4、ning.Theythenexperiencedaninterruptednight'ssleep,wheretheresearcherswokethemeveryhourforfiveminutesbysendingthemtextmessagestowhichtheyhadtorespond—anduponwakingweregiventhesamesugarydrink.Onanothernight,participantsexperiencedthesamesleepinterruption,butthistimewerefirstgivenastro

5、ngblackcoffee30minutesbeforeconsumingthesugarydrink.Theyfoundthatonenightofinterruptedsleepdidnotworsentheparticipants'bloodsugarandinsulin（胰岛素）responseswhencomparedtothenormalnight'ssleep--althoughpreviousresearchsuggestedthatlosingmanyhoursofsleepormanynightsofpoorsleepcouldhavean

6、egativeeffect.However,strongblackcoffeeconsumedbeforebreakfastactuallyincreasedthebloodsugarresponsebyaround50%—suggestingthatrelyingoncoffeeafterabadnighttostopfeelingsleepycouldlimityourbody'sabilitytotoleratethesugarinyourbreakfast.1．Whatdoestheunderlinedword“kick-start"inparagra

7、ph1referto?A．Akindofsport.B．Akindofpower.C．Akindofmedicine.D．Akindofbelief.2．Whatwasunchangedinthethreeexperiments?A．Thedurationofsleep.B．Thebloodsugarresponse.C．Thesugarydrink.D．Theintakeofcoffee.3．Whatincreasedtheparticipants'bloodsugarresponsemostbeforebreakfast?A．Anormalsugarydr

8、ink.B．Anormalnight'